The internationally approved redundant design (RED) for escape doors consists of a double drive unit, two combined but independent controls, and a battery to perform an emergency movement in case of power failure.
The internationally approved redundant design (RED) for escape doors consists of a double drive unit, two combined but independent controls, and a battery to perform an emergency movement in case of power failure.
The internationally approved redundant design (RED) for escape doors consists of a double drive unit, two combined but independent controls, and a battery to perform an emergency movement in case of power failure.